Publications

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de Melo, J. L. A., Querido F., Paulino N., and Goes J. A 0.4-V 410-nW opamp-less continuous-time ΣΔ modulator for biomedical applications. IEEE International Symposium on Circuits and Systems (ISCAS). Melbourne, Australia: IEEE, 2014.
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I. Bastos, Oliveira L. B., JP Oliveira, and J. Goes A 1.2 V Low-Noise-Amplifier with Double Feedback for High Gain and Low Noise Figure. Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS’2013). Caparica, Portugal: IFIP Advances in Information and Communication Technology, 2013.
Custódio, J. R., J. Goes, and et al. "A 1.2-V 165-uW 0.29-mm2 Multi-Bit Sigma-Delta ADC for Hearing Aids using Nonlinear DACs and with over 91 dB Dynamic-Range." IEEE Transactions on Biomedical Circuits and Systems (TBCAS). vol. 7.no. 3 (2013): pp. 376-385.
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Borrego, R., JP Oliveira, and J. Goes A 2.3-dB NF CMOS Low Voltage LNA Optimized for Medical Applications at 600MHz. 20th Int. Conf. Mixed Design of Integrated Circuits and Systems (MIXDES'2013). Gdynia, Poland: IEEE, 2013.
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J. R. Custódio, LB. Oliveira, JP. Oliveira, and J. Goes. "A 6.2 mW 0.024 mm2 fully-passive RF downconverter with 12 dB gain enhancement using MOS parametric amplification." Analog Integrated Circuits and Signal Processing. vol. 75.no. 2 (2013): pp. 299-304.
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N., Pereira, Goes J., Oliveira L. B., and Dinis R. Analog-to-Digital Converters with embedded IF mixing using variable reference voltages. IEEE International Symposium on Circuits and Systems (ISCAS). Melbourne, Australia, 2014.
B. Nowacki, N. Paulino, Goes J. "Analysis and Design of a First-Order SD Modulator based on Ultra-Incomplete Settling and Considering Non-Ideal Effects." International Journal of Microelectronics and Computer Science (2012).
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I. Bastos, L. B. Oliveira, Goes J. "Balun LNA with Continuously Controllable Gain and with Noise and Distortion Cancellation." IEEE International Symposium on Circuits and Systems (ISCAS'2012). Seoul, South Korea: IEEE, 2012.
J. Carvalho, L. Oliveira, Goes J. "A balun transimpedance amplifier with adjustable gain for integrated SPO2 optic sensors." Mixed Design of Integrated Circuits and Systems (MIXDES’12). Warsaw, Poland: IEEE, 2012.
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Pereira, N., L. B. Oliveira, and J. Goes Cascode Amplifiers with Low-Gain Variability Using Body-Biasing Temperature and Supply Compensation. 20th Int. Conf. Mixed Design of Integrated Circuits and Systems (MIXDES'2013). Gdynia, Poland: IEEE, 2013.
R., Póvoa, Lourenço N., Horta N., and Goes J. "A Cascode-Free Single-Stage Amplifier Using a Fully-Differential Folded Voltage-Combiner." 21st IEEE International Conference on Electronics Circuits and Systems. Marseille, France: IEEE, 2014.
Camarinha-Matos, L. M., J. Goes, and et al Contributing to the Internet of Things. Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS’2013). Caparica, Portugal: IFIP Advances in Information and Communication Technology, 2013.
J. Pacheco, M. Figueiredo, Goes J. "Current-Mode Reference-Shifting Solution for MDAC-based Analog-to-Digital Converters." IEEE International Symposium on Circuits and Systems (ISCAS'2012). Seoul, South Korea: IEEE, 2012.
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J. Melo, N. Paulino, Goes J. "Design Methodology for Sigma-delta Modulators based on a Genetic Algorithm using Hybrid Cost Functions." IEEE International Symposium on Circuits and Systems (ISCAS'12). Seoul, South Korea: IEEE, 2012.
Pereira, N., L. B. Oliveira, and J. Goes Design of Cascode-Based Transconductance Amplifiers with Low-Gain PVT Variability and Gain Enhancement Using a Body-Biasing Technique. Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS’2013). Caparica, Portugal: IFIP Advances in Information and Communication Technology, 2013.
S. Abdollahvand, Goes J. "Design of Robust CMOS Amplifiers Combining Advanced Low-Voltage and Feedback Techniques." Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS’2012). Caparica, Portugal: DEE/FCT/UNL, 2012.
I. Bastos, LB. Oliveira, JP. Oliveira, and J. Goes Double Feedforward 0.6 V LNA with High Gain and Low Noise Figure. 20th Int. Conf. Mixed Design of Integrated Circuits and Systems (MIXDES'2013). Gdynia, Poland: IEEE, 2013.
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E. Santin, L. B. Oliveira, Goes J. "Fast and Accurate Estimation of Gain and Sample Time-Mismatches in Time-Interleaved ADCs using On-Chip Oscillators." IEEE International Symposium on Circuits and Systems (ISCAS'12). Seoul, South Korea: IEEE, 2012.
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Santos-Tavares, R., JP. Oliveira E. Santin, and J. Goes Gain Enhancement and Input Parasitic Capacitance Reduction of Single-Stage OTAs by Using Differential Voltage Combiners. 20th Int. Conf. Mixed Design of Integrated Circuits and Systems (MIXDES'2013). Gdynia, Poland: IEEE, 2013.
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Sniatala, P., M. Naumowicz, J. L. A. de Melo, and Goes J. "A hybrid current-mode passive second-order continuous-time ΣΔ modulator." 21st. International Conference on Mixed Design of Integrated Circuits and Systems (MIXDES). Poland: IEEE, 2014.
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S. Abdollahvand, J. Goes, and et al. "Low Phase-Noise Temperature Compensated Self-Biased Ring-Oscillator." IEEE International Symposium on Circuits and Systems (ISCAS'2012). Seoul, South Korea: IEEE, 2012.
Nowacki, B., Paulino N., and Goes J. A low power 4th order MASH switched-capacitor ΣΔ modulator using ultra incomplete settling. IEEE International Symposium on Circuits and Systems (ISCAS). Melbourne, Australia, 2014.
Bastos, I., L. B. Oliveira, J. Goes, and M. Silva. "A low power balun LNA with active loads for gain and noise figure optimization." AICSP. 81.3 (2014): 693-702.
Abdollahvand, S., R. Santos-Tavares, and J. Goes A Low-Voltage CMOS Buffer for RF Applications Based on a Fully-Differential Voltage-Combiner. Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS’2013). Caparica, Portugal: IFIP Advances in Information and Communication Technology, 2013.
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N., Pereira, Goes J., Rodrigues M., and Faria P. "A New Mismatch-Insensitive 1.5-Bit MDAC with Unity Feedback-Factor and Enhanced Performance." 21st IEEE International Conference on Electronics Circuits and Systems. Marseille, France: IEEE, 2014.